<template>
	<el-form size="large" class="login-content-form" ref="loginForm" :model="state.ruleForm" :rules="state.formRules">
		<el-form-item class="login-animation1" prop="username">
			<el-input text :placeholder="$t('message.account.accountPlaceholder1')" v-model="state.ruleForm.username" clearable autocomplete="off">
				<template #prefix>
					<el-icon class="el-input__icon">
						<ele-User />
					</el-icon>
				</template>
			</el-input>
		</el-form-item>
		<el-form-item class="login-animation2" prop="password">
			<el-input
				:type="state.isShowPassword ? 'text' : 'password'"
				:placeholder="$t('message.account.accountPlaceholder2')"
				v-model="state.ruleForm.password"
				autocomplete="off"
				@keyup.enter="onSignIn"
			>
				<template #prefix>
					<el-icon class="el-input__icon">
						<ele-Unlock />
					</el-icon>
				</template>
				<template #suffix>
					<i
						class="iconfont el-input__icon login-content-password"
						:class="state.isShowPassword ? 'icon-yincangmima' : 'icon-xianshimima'"
						@click="state.isShowPassword = !state.isShowPassword"
					>
					</i>
				</template>
			</el-input>
		</el-form-item>
		<el-form-item class="login-animation3" prop="verifyCode">
			<el-col :span="15">
				<el-input
					text
					maxlength="4"
					:placeholder="$t('message.account.accountPlaceholder3')"
					v-model="state.ruleForm.verifyCode"
					clearable
					autocomplete="off"
				>
					<template #prefix>
						<el-icon class="el-input__icon">
							<ele-Position />
						</el-icon>
					</template>
				</el-input>
			</el-col>
			<el-col :span="1"></el-col>
			<el-col :span="8">
				<el-button class="login-content-code" v-waves>
					<img class="login-content-code-img" @click="getCaptcha" width="130" height="38" :src="state.captchaSrc" style="cursor: pointer" />
				</el-button>
			</el-col>
		</el-form-item>
		<el-form-item class="login-animation4">
			<el-button type="primary" class="login-content-submit" round v-waves @click="onSignIn" :loading="state.loading.signIn">
				<span>{{ $t('message.account.accountBtnText') }}</span>
			</el-button>
		</el-form-item>
	</el-form>
</template>

<script setup lang="ts" name="loginAccount">
import { computed, getCurrentInstance, onMounted, reactive } from 'vue';
import { useRoute, useRouter } from 'vue-router';
import { ElMessage } from 'element-plus';
import { useI18n } from 'vue-i18n';
import { storeToRefs } from 'pinia';
import { useThemeConfig } from '/@/stores/themeConfig';
import { initFrontEndControlRoutes } from '/@/router/frontEnd';
import { initBackEndControlRoutes } from '/@/router/backEnd';
import { Session } from '/@/utils/storage';
import { formatAxis } from '/@/utils/formatTime';
import { NextLoading } from '/@/utils/loading';
import { captcha, login } from '/@/api/login';
import { useUserInfo } from '/@/stores/userInfo';
import pinia from '/@/stores';

// 定义变量内容
const { t } = useI18n();
const storesThemeConfig = useThemeConfig();
const { themeConfig } = storeToRefs(storesThemeConfig);
const route = useRoute();
const router = useRouter();
const { proxy } = <any>getCurrentInstance();
const state = reactive({
	isShowPassword: false,
	ruleForm: {
		username: 'admin',
		password: '123456',
		verifyCode: '',
		verifyKey: '',
	},
	formRules: {
		username: [{ required: true, trigger: 'blur', message: '用户名不能为空' }],
		password: [{ required: true, trigger: 'blur', message: '密码不能为空' }],
		verifyCode: [{ required: true, trigger: 'blur', message: '验证码不能为空' }],
	},
	loading: {
		signIn: false,
	},
	captchaSrc: '',
});
onMounted(() => {
	getCaptcha();
});
// 时间获取
const currentTime = computed(() => {
	return formatAxis(new Date());
});
// 获取验证码
const getCaptcha = () => {
	captcha().then((res: any) => {
		state.captchaSrc = res.data.img;
		state.ruleForm.verifyKey = res.data.key;
	});
};
// 登录
const onSignIn = async () => {
	// 验证表单
	proxy.$refs.loginForm
		.validate((valid: boolean) => {
			if (valid) {
				state.loading.signIn = true;
				login(state.ruleForm)
					.then(async (res: any) => {
						const userInfos = res.data.userInfo;
						userInfos.photo = proxy.getUpFileUrl(userInfos.avatar);
						// 存储 token 到浏览器缓存
						Session.set('token', res.data.token);
						// 存储用户信息到浏览器缓存
						Session.set('userInfo', userInfos);
						// 设置用户菜单
						Session.set('userMenu', res.data.menuList);
						// 设置按钮权限
						Session.set('permissions', res.data.permissions);
						// 1、请注意执行顺序(存储用户信息到vuex)
						await useUserInfo(pinia).setUserInfos();
						await useUserInfo(pinia).setPermissions();
						if (!themeConfig.value.isRequestRoutes) {
							// 前端控制路由，2、请注意执行顺序
							const isNoPower = await initFrontEndControlRoutes();
							signInSuccess(isNoPower);
						} else {
							// 模拟后端控制路由，isRequestRoutes 为 true，则开启后端控制路由
							// 添加完动态路由，再进行 router 跳转，否则可能报错 No match found for location with path "/"
							const isNoPower = await initBackEndControlRoutes();
							// 执行完 initBackEndControlRoutes，再执行 signInSuccess
							signInSuccess(isNoPower);
						}
					})
					.catch(() => {
						state.loading.signIn = false;
						getCaptcha();
					});
			}
		})
		.catch(() => {});
};
// 登录成功后的跳转
const signInSuccess = (isNoPower: boolean | undefined) => {
	if (isNoPower) {
		ElMessage.warning('抱歉，您没有登录权限');
		Session.clear();
	} else {
		// 初始化登录成功时间问候语
		let currentTimeInfo = currentTime.value;
		// 登录成功，跳到转首页
		// 如果是复制粘贴的路径，非首页/登录页，那么登录成功后重定向到对应的路径中
		if (route.query?.redirect) {
			router.push({
				path: <string>route.query?.redirect,
				query: Object.keys(<string>route.query?.params).length > 0 ? JSON.parse(<string>route.query?.params) : '',
			});
		} else {
			router.push('/');
		}
		// 登录成功提示
		const signInText = t('message.signInText');
		ElMessage.success(`${currentTimeInfo}，${signInText}`);
		// 添加 loading，防止第一次进入界面时出现短暂空白
		NextLoading.start();
	}
	state.loading.signIn = false;
};
</script>

<style scoped lang="scss">
.login-content-form {
	margin-top: 20px;
	@for $i from 1 through 4 {
		.login-animation#{$i} {
			opacity: 0;
			animation-name: error-num;
			animation-duration: 0.5s;
			animation-fill-mode: forwards;
			animation-delay: calc($i/10) + s;
		}
	}

	.login-content-password {
		display: inline-block;
		width: 20px;
		cursor: pointer;

		&:hover {
			color: #909399;
		}
	}

	.login-content-code {
		width: 100%;
		padding: 0;
		font-weight: bold;
		letter-spacing: 5px;
	}

	.login-content-submit {
		width: 100%;
		letter-spacing: 2px;
		font-weight: 300;
		margin-top: 15px;
	}
}
</style>
